{% load i18n %}
{% if request.user.is_superuser %}
    <a href="#addvol" type="button" class="btn btn-success float-right" data-toggle="modal" title="{% trans "Add Volume" %}">
        <span class="fa fa-plus" aria-hidden="true"></span>
    </a>

    <!-- Modal pool -->
    <div class="modal fade" id="addvol" tabindex="-1" role="dialog" aria-labelledby="addInstanceVolumeLabel" aria-hidden="true">
        <div class="modal-dialog">
            <div class="modal-content">
                <div class="modal-header">
                    <h5 class="modal-title">{% trans "Add Instance Volume" %}</h5>
                    <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
                </div>
                
                <ul class="nav nav-tabs" aria-label="Disk attach type">
                    <li class="nav-item">
                        <a class="nav-link active" href="#NewDisk" data-toggle="tab">{% trans 'New Disk' %}</a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="#ExistingDisk" data-toggle="tab">{% trans 'Existing Disk' %}</a>
                    </li>
                </ul>
                <div class="tab-content">
                    <div class="tab-pane active" id="NewDisk">
                        <form action="{% url 'instances:add_new_vol' instance.id %}" method="post" role="form" aria-label="Add new volume to disk form">{% csrf_token %}
                            <div class="modal-body">
                                <p class="font-weight-bold">{% trans "Volume parameters" %}</p>
                                <div class="form-group row">
                                    <label class="col-sm-3 col-form-label">{% trans "Storage" %}</label>
                                    <div class="col-sm-6">
                                        <select name="storage" class="custom-select image-format">
                                            {% for storage in storages_host %}
                                                <option value="{{ storage }}">{{ storage }}</option>
                                            {% endfor %}
                                        </select>
                                    </div>
                                </div>
                                <div class="form-group row">
                                    <label class="col-sm-3 col-form-label">{% trans "Name" %}</label>
                                    <div class="col-sm-6">
                                        <input type="text" class="form-control" name="name" placeholder="{% trans "Name" %}" required pattern="[a-zA-Z0-9\.\-_]+">
                                    </div>
                                </div>
                                <div class="form-group row">
                                    <label class="col-sm-3 col-form-label">{% trans "Format" %}</label>
                                    <div class="col-sm-6">
                                        <select name="format" class="custom-select image-format">
                                            {% for format in instance.formats %}
                                                <option value="{{ format }}" {% if format == default_format %}selected{% endif %}>{% trans format %}</option>
                                            {% endfor %}
                                        </select>
                                    </div>
                                </div>
                                <div class="form-group row">
                                    <label class="col-sm-3 col-form-label">{% trans "Size" %}</label>
                                    <div class="col-sm-6">
                                        <input type="text" class="form-control" name="size" value="10" maxlength="5" required pattern="[0-9]+">
                                    </div>
                                    <label class="col-sm-1 col-form-label">{% trans "GB" %}</label>
                                </div>
                                <div class="form-group row">
                                    <label class="col-sm-3 col-form-label">{% trans "Bus" %}</label>
                                    <div class="col-sm-6">
                                        <select name="bus" class="custom-select image-format">
                                            {% for bus in bus_host %}
                                                <option value="{{ bus }}" {% if bus == default_bus %}selected{% endif %}>{% trans bus %}</option>
                                            {% endfor %}
                                        </select>
                                    </div>
                                </div>
                                <div class="form-group row">
                                    <label class="col-sm-3 col-form-label">{% trans "Cache" %}</label>
                                    <div class="col-sm-6">
                                        <select name="cache" class="custom-select image-format">
                                            {% for mode, name in instance.cache_modes %}
                                                <option value="{{ mode }}" {% if mode == default_cache %}selected{% endif %}>{% trans name %}</option>
                                            {% endfor %}
                                        </select>
                                    </div>
                                </div>
                                <div class="form-group row meta-prealloc">
                                    <label class="col-sm-3 col-form-label">{% trans "Metadata" %}</label>
                                    <div class="col-sm-6">
                                        <input type="checkbox" name="meta_prealloc" value="true">
                                    </div>
                                </div>
                                <div class="modal-footer">
                                    <button type="button" class="btn btn-secondary" data-dismiss="modal">{% trans "Close" %}</button>
                                    <button type="submit" class="btn btn-success" name="add_new_vol">{% trans "Add Volume" %}</button>
                                </div>
                        </form>
                            </div>
                        </div> <!-- /.modal-body -->
                        <div class="tab-pane" id="ExistingDisk">
                            <form action="{% url 'instances:add_existing_vol' instance.id %}" method="post" role="form" aria-label="Add existing volume to instance form">{% csrf_token %}
                                <div class="modal-body">
                                    <p class="font-weight-bold">{% trans "Volume parameters" %}</p>
                                    <div class="form-group row">
                                        <label class="col-sm-3 col-form-label">{% trans "Storage" %}</label>
                                        <div class="col-sm-6">
                                            <div class="dropdown">
                                                <button id="select_storage" class="btn btn-secondary dropdown-toggle form-control" type="button" data-toggle="dropdown">{% trans 'Select Pool' %}...</button>
                                                <div class="dropdown-menu">
                                                    {% for storage in storages_host %}
                                                        <a class="dropdown-item" href="#" onclick="get_volumes({{ instance.compute.id }}, '{{ storage }}')">{{ storage }}</a>
                                                    {% endfor %}
                                                </div>
                                                <input id="selected_storage" name="selected_storage" hidden/>
                                            </div>
                                        </div>
                                    </div>
                                    <div class="form-group row">
                                        <label class="col-sm-3 col-form-label" >{% trans "Volume" %}</label>
                                        <div class="col-sm-6">
                                            <select id="vols" name="vols" class="form-control" disabled>
                                                <option value="" selected>{% trans 'None' %}</option>
                                                <!-- populate with javascript -->
                                            </select>
                                        </div>
                                    </div>
                                    <div class="form-group row">
                                        <label class="col-sm-3 col-form-label">{% trans "Bus" %}</label>
                                        <div class="col-sm-6">
                                            <select name="bus" class="custom-select image-format">
                                                {% for bus in bus_host %}
                                                    <option value="{{ bus }}" {% if bus == default_bus %}selected{% endif %}>{% trans bus %}</option>
                                                {% endfor %}
                                            </select>
                                        </div>
                                    </div>
                                    <div class="form-group row">
                                        <label class="col-sm-3 col-form-label">{% trans "Cache" %}</label>
                                        <div class="col-sm-6">
                                            <select name="cache" class="custom-select image-format">
                                                {% for mode, name in instance.cache_modes %}
                                                    <option value="{{ mode }}" {% if mode == default_cache %}selected{% endif %}>{% trans name %}</option>
                                                {% endfor %}
                                            </select>
                                        </div>
                                    </div>
                                </div>
                                <div class="modal-footer">
                                    <button type="button" class="btn btn-secondary" data-dismiss="modal">{% trans "Close" %}</button>
                                    <button type="submit" class="btn btn-success">{% trans "Add Volume" %}</button>
                                </div>
                            </form>
                        </div>
                    </div>
                
            </div> <!-- /.modal-content -->
        </div> <!-- /.modal-dialog -->
    </div> <!-- /.modal -->
{% endif %}
